(chess reward Reality) With 64 squares on a chessboard, if the number of grains doubles on successive squares,then the sum of grains on all64 squares is: 1 + 2 + 4 + 8... and so forth for the 64 squares. The total number of grains equals 18,446,744,073,709,551,615, which is a much higher number than most people intuitively expect. Its more then a 10000times global production of rice in year 2010!
Posted on: Mon, 28 Oct 2013 18:13:33 +0000
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